package com.erro;

/**
 * @author zhuangqi
 * @date 2017/6/2.
 */
public class IntergerTest {

    public static void main(String[] args) {
        Integer i1 = 1;
        Integer i2 = 1;

        Integer i3=128;
        Integer i4=128;

        System.out.println(i1==i2);//true
        System.out.println(i3==i4);//false
    }
}
